In fact, the three are subdivided and general concepts. Generally, there are many people in large companies, and human resources will be divided into recruitment department, training department, performance department and welfare and salary department, and each department will be in charge of a Commissioner!

Generally, human resources in small companies don't need too many people! You can directly recruit a human resources specialist, who is responsible for recruitment, training, salary and other sectors!

The recruitment or training specialist is only responsible for one section, while the human resources specialist is responsible for all!

The establishment of this position in the company depends on the scale and framework of the company and the importance the company attaches to human resources!